docs: def enable_snapshots(self, volume_id, schedule_type, retention_count,
                           minute, hour, day_of_week, **kwargs):
          """Enables snapshots for a specific block volume at a given schedule
  
          :param integer volume_id: The id of the volume
          :param string schedule_type: 'HOURLY'|'DAILY'|'WEEKLY'
          :param integer retention_count: Number of snapshots to be kept
          :param integer minute: Minute when to take snapshot
          :param integer hour: Hour when to take snapshot
          :param string day_of_week: Day when to take snapshot
          :return: Returns whether successfully scheduled or not
          """
  
          return self.client.call('Network_Storage', 'enableSnapshots',
                                  schedule_type,
                                  retention_count,
                                  minute,
                                  hour,
                                  day_of_week,
                                  id=volume_id,
                                  **kwargs)